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                                <span class="chip bg-color">算法</span>
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                    <i class="far fa-calendar-minus fa-fw"></i>发布日期:&nbsp;&nbsp;
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                <p>将要递归的值放入递归变量中</p>
<h2 id="最短路径"><a href="#最短路径" class="headerlink" title="最短路径"></a>最短路径</h2><pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text3</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">int</span> p<span class="token punctuation">,</span>q<span class="token punctuation">;</span>
    <span class="token keyword">int</span> count<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
    <span class="token keyword">int</span> min<span class="token operator">=</span><span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>
    <span class="token keyword">int</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">[</span><span class="token punctuation">]</span> map<span class="token punctuation">;</span>
    <span class="token keyword">int</span> <span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">[</span><span class="token punctuation">]</span> used<span class="token punctuation">;</span>
    <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">[</span><span class="token punctuation">]</span> s<span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">1</span><span class="token punctuation">,</span><span class="token number">0</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">,</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">0</span><span class="token punctuation">,</span><span class="token number">1</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">,</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">,</span><span class="token number">0</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">,</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">0</span><span class="token punctuation">,</span><span class="token operator">-</span><span class="token number">1</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
    <span class="token keyword">void</span> <span class="token function">dfs</span><span class="token punctuation">(</span><span class="token keyword">int</span> x<span class="token punctuation">,</span><span class="token keyword">int</span> y<span class="token punctuation">,</span><span class="token keyword">int</span> step<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>x<span class="token operator">==</span>p<span class="token operator">&amp;&amp;</span>y<span class="token operator">==</span>q<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            count<span class="token operator">++</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>min<span class="token operator">==</span><span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                min<span class="token operator">=</span>step<span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>min<span class="token operator">></span>step<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    min<span class="token operator">++</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span><span class="token number">4</span><span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                x<span class="token operator">=</span>x<span class="token operator">+</span>s<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
                y<span class="token operator">=</span>y<span class="token operator">+</span>s<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">[</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>x<span class="token operator">>=</span>map<span class="token punctuation">.</span>length<span class="token operator">||</span>x<span class="token operator">&lt;</span><span class="token number">0</span><span class="token operator">||</span>x<span class="token operator">>=</span>s<span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">.</span>length<span class="token operator">||</span>x<span class="token operator">&lt;</span><span class="token number">0</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">continue</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>map<span class="token punctuation">[</span>x<span class="token punctuation">]</span><span class="token punctuation">[</span>y<span class="token punctuation">]</span><span class="token operator">==</span><span class="token number">1</span><span class="token operator">||</span>used<span class="token punctuation">[</span>x<span class="token punctuation">]</span><span class="token punctuation">[</span>y<span class="token punctuation">]</span><span class="token operator">==</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">continue</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
                used<span class="token punctuation">[</span>x<span class="token punctuation">]</span><span class="token punctuation">[</span>y<span class="token punctuation">]</span><span class="token operator">=</span><span class="token number">1</span><span class="token punctuation">;</span>
                <span class="token function">dfs</span><span class="token punctuation">(</span>x<span class="token punctuation">,</span>y<span class="token punctuation">,</span>step<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                used<span class="token punctuation">[</span>x<span class="token punctuation">]</span><span class="token punctuation">[</span>y<span class="token punctuation">]</span><span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="八皇后问题"><a href="#八皇后问题" class="headerlink" title="八皇后问题"></a>八皇后问题</h2><pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text5</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">int</span> max<span class="token operator">=</span><span class="token number">8</span><span class="token punctuation">;</span>
    <span class="token keyword">int</span> count<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
    <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> array<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">int</span><span class="token punctuation">[</span><span class="token number">8</span><span class="token punctuation">]</span><span class="token punctuation">;</span>

    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        text5 text5<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">text5</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        text5<span class="token punctuation">.</span><span class="token function">check</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>text5<span class="token punctuation">.</span>count<span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">void</span> <span class="token function">check</span><span class="token punctuation">(</span><span class="token keyword">int</span> n<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>n<span class="token operator">==</span><span class="token number">8</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            count<span class="token operator">++</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>max<span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                array<span class="token punctuation">[</span>n<span class="token punctuation">]</span><span class="token operator">=</span>i<span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span><span class="token function">judge</span><span class="token punctuation">(</span>n<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token function">check</span><span class="token punctuation">(</span>n<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">boolean</span> <span class="token function">judge</span><span class="token punctuation">(</span><span class="token keyword">int</span> n<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>n<span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>array<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">==</span>array<span class="token punctuation">[</span>n<span class="token punctuation">]</span><span class="token operator">||</span>Math<span class="token punctuation">.</span><span class="token function">abs</span><span class="token punctuation">(</span>array<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">-</span>array<span class="token punctuation">[</span>n<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">==</span>Math<span class="token punctuation">.</span><span class="token function">abs</span><span class="token punctuation">(</span>i<span class="token operator">-</span>n<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">return</span> <span class="token boolean">false</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">return</span> <span class="token boolean">true</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<h1 id="排序"><a href="#排序" class="headerlink" title="排序"></a>排序</h1><p><img src="https://img-blog.csdnimg.cn/8bf74e118c534465b9c18adca291fd09.png" alt="在这里插入图片描述"><br><img src="https://img-blog.csdnimg.cn/19129e525d9f4b62b26b0625a5582a53.png" alt="在这里插入图片描述"></p>
<p>归并排序空间O(n)</p>
<h2 id="冒泡排序"><a href="#冒泡排序" class="headerlink" title="冒泡排序"></a>冒泡排序</h2><p><img src="https://img-blog.csdnimg.cn/990d729d5be64aaca893ff4c8870abd6.png" alt="在这里插入图片描述"></p>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text6</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> arr<span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">int</span><span class="token punctuation">[</span><span class="token number">80000</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
        Random random<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">Random</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span><span class="token number">80000</span><span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            arr<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">=</span>random<span class="token punctuation">.</span><span class="token function">nextInt</span><span class="token punctuation">(</span><span class="token number">80000</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        Date date<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">Date</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        SimpleDateFormat simpleDateFormat<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">SimpleDateFormat</span><span class="token punctuation">(</span><span class="token string">"yyyy-MM-dd HH:mm:ss"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>simpleDateFormat<span class="token punctuation">.</span><span class="token function">format</span><span class="token punctuation">(</span>date<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        text6 text6<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">text6</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        text6<span class="token punctuation">.</span><span class="token function">sort</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">;</span>
        Date date1<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">Date</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        SimpleDateFormat simpleDateFormat1<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">SimpleDateFormat</span><span class="token punctuation">(</span><span class="token string">"yyyy-MM-dd HH:mm:ss"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>simpleDateFormat1<span class="token punctuation">.</span><span class="token function">format</span><span class="token punctuation">(</span>date1<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">sort</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> temp<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
        <span class="token keyword">boolean</span> falg<span class="token operator">=</span><span class="token boolean">false</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> j<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>j<span class="token operator">&lt;</span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token operator">-</span>i<span class="token punctuation">;</span>j<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>arr<span class="token punctuation">[</span>j<span class="token punctuation">]</span><span class="token operator">></span>arr<span class="token punctuation">[</span>j<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    temp<span class="token operator">=</span>arr<span class="token punctuation">[</span>j<span class="token punctuation">]</span><span class="token punctuation">;</span>
                    arr<span class="token punctuation">[</span>j<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>j<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
                    arr<span class="token punctuation">[</span>j<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token operator">=</span>temp<span class="token punctuation">;</span>
                    falg<span class="token operator">=</span><span class="token boolean">true</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>falg<span class="token operator">==</span><span class="token boolean">false</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">break</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            falg<span class="token operator">=</span><span class="token boolean">false</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>

</code></pre>
<h2 id="选择排序"><a href="#选择排序" class="headerlink" title="选择排序"></a>选择排序</h2><p><img src="https://img-blog.csdnimg.cn/36497658125c4efc814896c00aa769aa.png" alt="在这里插入图片描述"></p>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text7</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        Random random<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">Random</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        Date date<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">Date</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        SimpleDateFormat simpleDateFormat<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">SimpleDateFormat</span><span class="token punctuation">(</span><span class="token string">"yyyy-MM-dd HH-mm-ss"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>simpleDateFormat<span class="token punctuation">.</span><span class="token function">format</span><span class="token punctuation">(</span>date<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">int</span><span class="token punctuation">[</span><span class="token number">80000</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span><span class="token number">80000</span><span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            arr<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">=</span>random<span class="token punctuation">.</span><span class="token function">nextInt</span><span class="token punctuation">(</span><span class="token number">80000</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token function">selectSort</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">;</span>
        Date date1<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">Date</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        SimpleDateFormat simpleDateFormat1<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">SimpleDateFormat</span><span class="token punctuation">(</span><span class="token string">"yyyy-MM-dd HH-mm-ss"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>simpleDateFormat1<span class="token punctuation">.</span><span class="token function">format</span><span class="token punctuation">(</span>date1<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">selectSort</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> min<span class="token punctuation">;</span>
        <span class="token keyword">int</span> mixn<span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            min<span class="token operator">=</span>i<span class="token punctuation">;</span>
            mixn<span class="token operator">=</span>arr<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">;</span>
            <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> j<span class="token operator">=</span>i<span class="token punctuation">;</span>j<span class="token operator">&lt;</span> arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>j<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>arr<span class="token punctuation">[</span>min<span class="token punctuation">]</span><span class="token operator">></span>arr<span class="token punctuation">[</span>j<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    min<span class="token operator">=</span>j<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">;</span>
                    mixn<span class="token operator">=</span>arr<span class="token punctuation">[</span>j<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            arr<span class="token punctuation">[</span>min<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">;</span>
            arr<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">=</span>mixn<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="插入排序"><a href="#插入排序" class="headerlink" title="插入排序"></a>插入排序</h2><p><img src="https://img-blog.csdnimg.cn/30983a3396794457bba5673382470acc.png" alt="在这里插入图片描述"></p>
<h2 id="希尔排序"><a href="#希尔排序" class="headerlink" title="希尔排序"></a>希尔排序</h2><p><img src="https://img-blog.csdnimg.cn/c5560b527e3e47de9dbf0d7a3a4cdea6.png" alt="在这里插入图片描述"><br><img src="https://img-blog.csdnimg.cn/c1a209b79af74a7fbaa29086f7f4a151.png" alt="在这里插入图片描述"></p>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text8</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">101</span><span class="token punctuation">,</span><span class="token number">34</span><span class="token punctuation">,</span><span class="token number">119</span><span class="token punctuation">,</span><span class="token number">1</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
        <span class="token function">insertSort</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">insertSort</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span> <span class="token punctuation">(</span><span class="token keyword">int</span> i <span class="token operator">=</span> <span class="token number">0</span><span class="token punctuation">;</span> i <span class="token operator">&lt;</span> arr<span class="token punctuation">.</span>length <span class="token operator">-</span> <span class="token number">1</span><span class="token punctuation">;</span> i<span class="token operator">++</span><span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">int</span> val <span class="token operator">=</span> arr<span class="token punctuation">[</span>i<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
            <span class="token keyword">int</span> index <span class="token operator">=</span> i<span class="token punctuation">;</span>
            <span class="token keyword">while</span> <span class="token punctuation">(</span>index <span class="token operator">>=</span> <span class="token number">0</span> <span class="token operator">&amp;&amp;</span> val <span class="token operator">&lt;</span> arr<span class="token punctuation">[</span>index<span class="token punctuation">]</span><span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                arr<span class="token punctuation">[</span>index <span class="token operator">+</span> <span class="token number">1</span><span class="token punctuation">]</span> <span class="token operator">=</span> arr<span class="token punctuation">[</span>index<span class="token punctuation">]</span><span class="token punctuation">;</span>
                index<span class="token operator">--</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            arr<span class="token punctuation">[</span><span class="token operator">++</span>index<span class="token punctuation">]</span> <span class="token operator">=</span> val<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>Arrays<span class="token punctuation">.</span><span class="token function">toString</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text9</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">8</span><span class="token punctuation">,</span><span class="token number">9</span><span class="token punctuation">,</span><span class="token number">1</span><span class="token punctuation">,</span><span class="token number">7</span><span class="token punctuation">,</span><span class="token number">2</span><span class="token punctuation">,</span><span class="token number">3</span><span class="token punctuation">,</span><span class="token number">5</span><span class="token punctuation">,</span><span class="token number">4</span><span class="token punctuation">,</span><span class="token number">6</span><span class="token punctuation">,</span><span class="token number">0</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
        <span class="token function">shell</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">shell</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> temp<span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> gap<span class="token operator">=</span>arr<span class="token punctuation">.</span>length<span class="token operator">/</span><span class="token number">2</span><span class="token punctuation">;</span>gap<span class="token operator">></span><span class="token number">0</span><span class="token punctuation">;</span>gap<span class="token operator">=</span>gap<span class="token operator">/</span><span class="token number">2</span><span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">for</span> <span class="token punctuation">(</span><span class="token keyword">int</span> i <span class="token operator">=</span> gap<span class="token punctuation">;</span> i <span class="token operator">&lt;</span> arr<span class="token punctuation">.</span>length<span class="token punctuation">;</span> i<span class="token operator">++</span><span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">int</span> val<span class="token operator">=</span>arr<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">;</span>
                <span class="token keyword">int</span> index<span class="token operator">=</span>i<span class="token operator">-</span>gap<span class="token punctuation">;</span>
                <span class="token keyword">while</span> <span class="token punctuation">(</span>index<span class="token operator">>=</span><span class="token number">0</span><span class="token operator">&amp;&amp;</span>val<span class="token operator">&lt;</span>arr<span class="token punctuation">[</span>index<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    arr<span class="token punctuation">[</span>index<span class="token operator">+</span>gap<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>index<span class="token punctuation">]</span><span class="token punctuation">;</span>
                    index<span class="token operator">=</span>index<span class="token operator">-</span>gap<span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
                arr<span class="token punctuation">[</span>index<span class="token operator">+</span>gap<span class="token punctuation">]</span><span class="token operator">=</span>val<span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>Arrays<span class="token punctuation">.</span><span class="token function">toString</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="快排"><a href="#快排" class="headerlink" title="快排"></a>快排</h2><p><img src="https://img-blog.csdnimg.cn/9ac1812138d64f1894dbb70d153f8859.png" alt="在这里插入图片描述"><br><img src="https://img-blog.csdnimg.cn/aee51a1e98fa4272a2a08d2521b815aa.png" alt="在这里插入图片描述"></p>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text10</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token operator">-</span><span class="token number">9</span><span class="token punctuation">,</span><span class="token number">23</span><span class="token punctuation">,</span><span class="token number">23</span><span class="token punctuation">,</span><span class="token number">23</span><span class="token punctuation">,</span><span class="token operator">-</span><span class="token number">567</span><span class="token punctuation">,</span><span class="token number">70</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
        <span class="token function">quickSort</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span><span class="token number">0</span><span class="token punctuation">,</span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>Arrays<span class="token punctuation">.</span><span class="token function">toString</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">quickSort</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">,</span><span class="token keyword">int</span> left<span class="token punctuation">,</span><span class="token keyword">int</span> right<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
       <span class="token keyword">int</span> pivot<span class="token operator">=</span>arr<span class="token punctuation">[</span><span class="token punctuation">(</span>left<span class="token operator">+</span>right<span class="token punctuation">)</span><span class="token operator">/</span><span class="token number">2</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
       <span class="token keyword">int</span> l<span class="token operator">=</span>left<span class="token punctuation">;</span>
       <span class="token keyword">int</span> r<span class="token operator">=</span>right<span class="token punctuation">;</span>
       <span class="token keyword">int</span> temp<span class="token punctuation">;</span>
       <span class="token keyword">while</span> <span class="token punctuation">(</span>l<span class="token operator">&lt;</span>r<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
           <span class="token keyword">while</span> <span class="token punctuation">(</span>arr<span class="token punctuation">[</span>l<span class="token punctuation">]</span><span class="token operator">&lt;</span>pivot<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
               l<span class="token operator">+=</span><span class="token number">1</span><span class="token punctuation">;</span>
           <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
           <span class="token keyword">while</span> <span class="token punctuation">(</span>arr<span class="token punctuation">[</span>r<span class="token punctuation">]</span><span class="token operator">></span>pivot<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
               r<span class="token operator">-=</span><span class="token number">1</span><span class="token punctuation">;</span>
           <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
           <span class="token keyword">if</span><span class="token punctuation">(</span>l<span class="token operator">>=</span>r<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
               <span class="token keyword">break</span><span class="token punctuation">;</span>
           <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
           temp<span class="token operator">=</span>arr<span class="token punctuation">[</span>l<span class="token punctuation">]</span><span class="token punctuation">;</span>
           arr<span class="token punctuation">[</span>l<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>r<span class="token punctuation">]</span><span class="token punctuation">;</span>
           arr<span class="token punctuation">[</span>r<span class="token punctuation">]</span><span class="token operator">=</span>temp<span class="token punctuation">;</span>
           <span class="token keyword">if</span><span class="token punctuation">(</span>arr<span class="token punctuation">[</span>l<span class="token punctuation">]</span><span class="token operator">==</span>pivot<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
               r<span class="token operator">-=</span><span class="token number">1</span><span class="token punctuation">;</span>
           <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
           <span class="token keyword">if</span><span class="token punctuation">(</span>arr<span class="token punctuation">[</span>r<span class="token punctuation">]</span><span class="token operator">==</span>pivot<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
               l<span class="token operator">+=</span><span class="token number">1</span><span class="token punctuation">;</span>
           <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
       <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
       <span class="token keyword">if</span><span class="token punctuation">(</span>l<span class="token operator">==</span>r<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
           l<span class="token operator">+=</span><span class="token number">1</span><span class="token punctuation">;</span>
           r<span class="token operator">-=</span><span class="token number">1</span><span class="token punctuation">;</span>
       <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
       <span class="token keyword">if</span><span class="token punctuation">(</span>left<span class="token operator">&lt;</span>r<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
           <span class="token function">quickSort</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>left<span class="token punctuation">,</span>r<span class="token punctuation">)</span><span class="token punctuation">;</span>
       <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
       <span class="token keyword">if</span><span class="token punctuation">(</span>right<span class="token operator">></span>l<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
           <span class="token function">quickSort</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>l<span class="token punctuation">,</span>right<span class="token punctuation">)</span><span class="token punctuation">;</span>
       <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="归并排序"><a href="#归并排序" class="headerlink" title="归并排序"></a>归并排序</h2><p><img src="https://img-blog.csdnimg.cn/a6a3067988114abab674b5a3bcaa1fdf.png" alt="在这里插入图片描述"></p>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text11</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> arr<span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">8</span><span class="token punctuation">,</span><span class="token number">4</span><span class="token punctuation">,</span><span class="token number">5</span><span class="token punctuation">,</span><span class="token number">7</span><span class="token punctuation">,</span><span class="token number">1</span><span class="token punctuation">,</span><span class="token number">3</span><span class="token punctuation">,</span><span class="token number">6</span><span class="token punctuation">,</span><span class="token number">2</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> temp<span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">int</span><span class="token punctuation">[</span>arr<span class="token punctuation">.</span>length<span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token function">merge</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span><span class="token number">0</span><span class="token punctuation">,</span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">,</span>temp<span class="token punctuation">)</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>Arrays<span class="token punctuation">.</span><span class="token function">toString</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">merge</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">,</span><span class="token keyword">int</span> left<span class="token punctuation">,</span><span class="token keyword">int</span> right<span class="token punctuation">,</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> temp<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>left<span class="token operator">&lt;</span>right<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">int</span> mid<span class="token operator">=</span><span class="token punctuation">(</span>left<span class="token operator">+</span>right<span class="token punctuation">)</span><span class="token operator">/</span><span class="token number">2</span><span class="token punctuation">;</span>
            <span class="token function">merge</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>left<span class="token punctuation">,</span>mid<span class="token punctuation">,</span>temp<span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token function">merge</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>mid<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">,</span>right<span class="token punctuation">,</span>temp<span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token function">merge1</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>left<span class="token punctuation">,</span>mid<span class="token punctuation">,</span>right<span class="token punctuation">,</span>temp<span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">merge1</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">,</span><span class="token keyword">int</span> left<span class="token punctuation">,</span><span class="token keyword">int</span> mid<span class="token punctuation">,</span><span class="token keyword">int</span> right<span class="token punctuation">,</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> temp<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> l<span class="token operator">=</span>left<span class="token punctuation">;</span>
        <span class="token keyword">int</span> j<span class="token operator">=</span>mid<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> t<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span>l<span class="token operator">&lt;=</span>mid<span class="token operator">&amp;&amp;</span>j<span class="token operator">&lt;=</span>right<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>arr<span class="token punctuation">[</span>l<span class="token punctuation">]</span><span class="token operator">&lt;=</span>arr<span class="token punctuation">[</span>j<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                temp<span class="token punctuation">[</span>t<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>l<span class="token punctuation">]</span><span class="token punctuation">;</span>
                l<span class="token operator">++</span><span class="token punctuation">;</span>
                t<span class="token operator">++</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                temp<span class="token punctuation">[</span>t<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>j<span class="token punctuation">]</span><span class="token punctuation">;</span>
                j<span class="token operator">++</span><span class="token punctuation">;</span>
                t<span class="token operator">++</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span>l<span class="token operator">&lt;=</span>mid<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            temp<span class="token punctuation">[</span>t<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>l<span class="token punctuation">]</span><span class="token punctuation">;</span>
            l<span class="token operator">++</span><span class="token punctuation">;</span>
            t<span class="token operator">++</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span>j<span class="token operator">&lt;=</span>right<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            temp<span class="token punctuation">[</span>t<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>j<span class="token punctuation">]</span><span class="token punctuation">;</span>
            j<span class="token operator">++</span><span class="token punctuation">;</span>
            t<span class="token operator">++</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> a<span class="token operator">=</span>left<span class="token punctuation">;</span>
        <span class="token keyword">int</span> s<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span>a<span class="token operator">&lt;=</span>right<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            arr<span class="token punctuation">[</span>a<span class="token punctuation">]</span><span class="token operator">=</span>temp<span class="token punctuation">[</span>s<span class="token punctuation">]</span><span class="token punctuation">;</span>
            s<span class="token operator">++</span><span class="token punctuation">;</span>
            a<span class="token operator">++</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="基数排序"><a href="#基数排序" class="headerlink" title="基数排序"></a>基数排序</h2><p><img src="https://img-blog.csdnimg.cn/6b18e5b29bb140439ef64e530b84a1a8.png" alt="在这里插入图片描述"></p>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text12</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> arr<span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">53</span><span class="token punctuation">,</span><span class="token number">3</span><span class="token punctuation">,</span><span class="token number">542</span><span class="token punctuation">,</span><span class="token number">748</span><span class="token punctuation">,</span><span class="token number">14</span><span class="token punctuation">,</span><span class="token number">214</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
<span class="token comment" spellcheck="true">//        int[][] bucket=new int[10][];</span>
        <span class="token function">radis</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">radis</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> max<span class="token operator">=</span>arr<span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">1</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>arr<span class="token punctuation">.</span>length<span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>arr<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">></span>max<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                max<span class="token operator">=</span>arr<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> maxLength<span class="token operator">=</span><span class="token punctuation">(</span>max<span class="token operator">+</span><span class="token string">""</span><span class="token punctuation">)</span><span class="token punctuation">.</span><span class="token function">length</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token punctuation">[</span><span class="token punctuation">]</span> bucket<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">int</span><span class="token punctuation">[</span><span class="token number">10</span><span class="token punctuation">]</span><span class="token punctuation">[</span>arr<span class="token punctuation">.</span>length<span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> bucketElment<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">int</span><span class="token punctuation">[</span><span class="token number">10</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">,</span>n<span class="token operator">=</span><span class="token number">1</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>maxLength<span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">,</span>n<span class="token operator">*=</span><span class="token number">10</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> j<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>j<span class="token operator">&lt;</span>arr<span class="token punctuation">.</span>length<span class="token punctuation">;</span>j<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">int</span> digitOf<span class="token operator">=</span>arr<span class="token punctuation">[</span>j<span class="token punctuation">]</span><span class="token operator">/</span>n<span class="token operator">%</span><span class="token number">10</span><span class="token punctuation">;</span>
                bucket<span class="token punctuation">[</span>digitOf<span class="token punctuation">]</span><span class="token punctuation">[</span>bucketElment<span class="token punctuation">[</span>digitOf<span class="token punctuation">]</span><span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>j<span class="token punctuation">]</span><span class="token punctuation">;</span>
                bucketElment<span class="token punctuation">[</span>digitOf<span class="token punctuation">]</span><span class="token operator">++</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token keyword">int</span> index<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
            <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> k<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>k<span class="token operator">&lt;</span>bucketElment<span class="token punctuation">.</span>length<span class="token punctuation">;</span>k<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>bucketElment<span class="token punctuation">[</span>k<span class="token punctuation">]</span><span class="token operator">!=</span><span class="token number">0</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> l<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>l<span class="token operator">&lt;</span>bucketElment<span class="token punctuation">[</span>k<span class="token punctuation">]</span><span class="token punctuation">;</span>l<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                        arr<span class="token punctuation">[</span>index<span class="token punctuation">]</span><span class="token operator">=</span>bucket<span class="token punctuation">[</span>k<span class="token punctuation">]</span><span class="token punctuation">[</span>l<span class="token punctuation">]</span><span class="token punctuation">;</span>
                        index<span class="token operator">++</span><span class="token punctuation">;</span>
                    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
                bucketElment<span class="token punctuation">[</span>k<span class="token punctuation">]</span><span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>Arrays<span class="token punctuation">.</span><span class="token function">toString</span><span class="token punctuation">(</span>arr<span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<p>&#x2F;&#x2F;友负数不要用基数排序</p>
<h2 id="二分查找（适合已经排序好的）"><a href="#二分查找（适合已经排序好的）" class="headerlink" title="二分查找（适合已经排序好的）"></a>二分查找（适合已经排序好的）</h2><pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text15</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> arr<span class="token punctuation">[</span><span class="token punctuation">]</span><span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">1</span><span class="token punctuation">,</span><span class="token number">3</span><span class="token punctuation">,</span><span class="token number">4</span><span class="token punctuation">,</span><span class="token number">5</span><span class="token punctuation">,</span><span class="token number">7</span><span class="token punctuation">,</span><span class="token number">8</span><span class="token punctuation">,</span><span class="token number">9</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token function">binary</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span><span class="token number">0</span><span class="token punctuation">,</span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">,</span><span class="token number">11</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">int</span> <span class="token function">binary</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">,</span><span class="token keyword">int</span> left<span class="token punctuation">,</span><span class="token keyword">int</span> right<span class="token punctuation">,</span><span class="token keyword">int</span> findValue<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>left<span class="token operator">></span>right<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> <span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> mid<span class="token operator">=</span><span class="token punctuation">(</span>left<span class="token operator">+</span>right<span class="token punctuation">)</span><span class="token operator">/</span><span class="token number">2</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> midVal<span class="token operator">=</span>arr<span class="token punctuation">[</span>mid<span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>findValue<span class="token operator">></span>midVal<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> <span class="token function">binary</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>mid<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">,</span>right<span class="token punctuation">,</span>findValue<span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token keyword">if</span><span class="token punctuation">(</span>findValue<span class="token operator">&lt;</span>midVal<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> <span class="token function">binary</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>left<span class="token punctuation">,</span>mid<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">,</span>findValue<span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> mid<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<p>返回所有</p>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">static</span> ArrayList<span class="token operator">&lt;</span>Integer<span class="token operator">></span> <span class="token function">asd</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">,</span> <span class="token keyword">int</span> left<span class="token punctuation">,</span> <span class="token keyword">int</span> right<span class="token punctuation">,</span> <span class="token keyword">int</span> findValue<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>left<span class="token operator">></span>right<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> null<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> mid<span class="token operator">=</span><span class="token punctuation">(</span>left<span class="token operator">+</span>right<span class="token punctuation">)</span><span class="token operator">/</span><span class="token number">2</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> midVal<span class="token operator">=</span>arr<span class="token punctuation">[</span>mid<span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>findValue<span class="token operator">></span>midVal<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> <span class="token function">asd</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>mid<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">,</span>right<span class="token punctuation">,</span>findValue<span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token keyword">if</span><span class="token punctuation">(</span>findValue<span class="token operator">&lt;</span>midVal<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> <span class="token function">asd</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>left<span class="token punctuation">,</span>mid<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">,</span>findValue<span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">int</span> temp<span class="token operator">=</span>mid<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>
            ArrayList<span class="token operator">&lt;</span>Integer<span class="token operator">></span> list<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">ArrayList</span><span class="token operator">&lt;</span>Integer<span class="token operator">></span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            list<span class="token punctuation">.</span><span class="token function">add</span><span class="token punctuation">(</span>mid<span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean">true</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>temp<span class="token operator">&lt;</span><span class="token number">0</span><span class="token operator">||</span>arr<span class="token punctuation">[</span>temp<span class="token punctuation">]</span><span class="token operator">!=</span>findValue<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">break</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                        list<span class="token punctuation">.</span><span class="token function">add</span><span class="token punctuation">(</span>temp<span class="token punctuation">)</span><span class="token punctuation">;</span>
                        temp<span class="token operator">--</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            temp<span class="token operator">=</span>mid<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">;</span>
            <span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean">true</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>temp<span class="token operator">></span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token operator">||</span>arr<span class="token punctuation">[</span>temp<span class="token punctuation">]</span><span class="token operator">!=</span>findValue<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">break</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    list<span class="token punctuation">.</span><span class="token function">add</span><span class="token punctuation">(</span>temp<span class="token punctuation">)</span><span class="token punctuation">;</span>
                    temp<span class="token operator">++</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> list<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<h2 id="插值查找（分布比较均匀的有序序列）"><a href="#插值查找（分布比较均匀的有序序列）" class="headerlink" title="插值查找（分布比较均匀的有序序列）"></a>插值查找（分布比较均匀的有序序列）</h2><pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text16</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">1</span><span class="token punctuation">,</span><span class="token number">2</span><span class="token punctuation">,</span><span class="token number">3</span><span class="token punctuation">,</span><span class="token number">4</span><span class="token punctuation">,</span><span class="token number">5</span><span class="token punctuation">,</span><span class="token number">6</span><span class="token punctuation">,</span><span class="token number">7</span><span class="token punctuation">,</span><span class="token number">8</span><span class="token punctuation">,</span><span class="token number">9</span><span class="token punctuation">,</span><span class="token number">10</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token function">insert</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span> <span class="token number">0</span><span class="token punctuation">,</span> arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">,</span> <span class="token number">5</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">int</span>  <span class="token function">insert</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">,</span><span class="token keyword">int</span> left<span class="token punctuation">,</span><span class="token keyword">int</span> right<span class="token punctuation">,</span><span class="token keyword">int</span> findVal<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>left<span class="token operator">></span>right<span class="token operator">||</span>findVal<span class="token operator">&lt;</span>arr<span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token operator">||</span>findVal<span class="token operator">></span>arr<span class="token punctuation">[</span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> <span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> mid<span class="token operator">=</span>left<span class="token operator">+</span><span class="token punctuation">(</span>right<span class="token operator">-</span>left<span class="token punctuation">)</span><span class="token operator">*</span><span class="token punctuation">(</span>findVal<span class="token operator">-</span>arr<span class="token punctuation">[</span>left<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">/</span><span class="token punctuation">(</span>arr<span class="token punctuation">[</span>right<span class="token punctuation">]</span><span class="token operator">-</span>arr<span class="token punctuation">[</span>left<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> midVal<span class="token operator">=</span>arr<span class="token punctuation">[</span>mid<span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>findVal<span class="token operator">></span>midVal<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> <span class="token function">insert</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>mid<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">,</span>right<span class="token punctuation">,</span>findVal<span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token keyword">if</span><span class="token punctuation">(</span>findVal<span class="token operator">&lt;</span>midVal<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> <span class="token function">insert</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span>left<span class="token punctuation">,</span>mid<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">,</span>findVal<span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> mid<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<p><img src="https://img-blog.csdnimg.cn/d5cd975e766b45fd92b91eac7cdb47a6.png" alt="在这里插入图片描述"></p>
<h2 id="斐波那契查找算法（有序）"><a href="#斐波那契查找算法（有序）" class="headerlink" title="斐波那契查找算法（有序）"></a>斐波那契查找算法（有序）</h2><pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text17</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">int</span> maxSize<span class="token operator">=</span><span class="token number">20</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token operator">=</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span><span class="token number">1</span><span class="token punctuation">,</span><span class="token number">8</span><span class="token punctuation">,</span><span class="token number">10</span><span class="token punctuation">,</span><span class="token number">89</span><span class="token punctuation">,</span><span class="token number">1000</span><span class="token punctuation">,</span><span class="token number">1234</span><span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token function">fibSearch</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span><span class="token number">1234</span><span class="token punctuation">)</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> <span class="token function">asd</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> fib<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">int</span><span class="token punctuation">[</span>maxSize<span class="token punctuation">]</span><span class="token punctuation">;</span>
        fib<span class="token punctuation">[</span><span class="token number">0</span><span class="token punctuation">]</span><span class="token operator">=</span><span class="token number">1</span><span class="token punctuation">;</span>
        fib<span class="token punctuation">[</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token operator">=</span><span class="token number">1</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">2</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>maxSize<span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            fib<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">=</span>fib<span class="token punctuation">[</span>i<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token operator">+</span>fib<span class="token punctuation">[</span>i<span class="token operator">-</span><span class="token number">2</span><span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">return</span> fib<span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">int</span> <span class="token function">fibSearch</span><span class="token punctuation">(</span><span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> arr<span class="token punctuation">,</span><span class="token keyword">int</span> key<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> fib<span class="token operator">=</span><span class="token function">asd</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> k<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span>arr<span class="token punctuation">.</span>length<span class="token operator">></span>fib<span class="token punctuation">[</span>k<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            k<span class="token operator">++</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> high<span class="token operator">=</span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> low<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span><span class="token punctuation">[</span><span class="token punctuation">]</span> ints <span class="token operator">=</span> Arrays<span class="token punctuation">.</span><span class="token function">copyOf</span><span class="token punctuation">(</span>arr<span class="token punctuation">,</span> fib<span class="token punctuation">[</span>k<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span>arr<span class="token punctuation">.</span>length<span class="token punctuation">;</span>i<span class="token operator">&lt;</span>fib<span class="token punctuation">[</span>k<span class="token punctuation">]</span><span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            ints<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">=</span>arr<span class="token punctuation">[</span>high<span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span>low<span class="token operator">&lt;=</span>high<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">int</span> mid<span class="token operator">=</span>low<span class="token operator">+</span>fib<span class="token punctuation">[</span>k<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">]</span><span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>key<span class="token operator">&lt;</span>ints<span class="token punctuation">[</span>mid<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                high<span class="token operator">=</span>mid<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>
                k<span class="token operator">--</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token keyword">if</span><span class="token punctuation">(</span>key<span class="token operator">></span>ints<span class="token punctuation">[</span>mid<span class="token punctuation">]</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                low<span class="token operator">=</span>mid<span class="token operator">+</span><span class="token number">1</span><span class="token punctuation">;</span>
                k<span class="token operator">-=</span><span class="token number">2</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>mid<span class="token operator">></span>arr<span class="token punctuation">.</span>length<span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">return</span> high<span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">return</span> mid<span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">return</span> <span class="token operator">-</span><span class="token number">1</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>
<h1 id="哈希表"><a href="#哈希表" class="headerlink" title="哈希表"></a>哈希表</h1><p><img src="https://img-blog.csdnimg.cn/077e9940dfd04b21be4989bc928e316b.png" alt="在这里插入图片描述"></p>
<pre class=" language-java"><code class="language-java"><span class="token keyword">public</span> <span class="token keyword">class</span> <span class="token class-name">text18</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">static</span> <span class="token keyword">void</span> <span class="token function">main</span><span class="token punctuation">(</span>String<span class="token punctuation">[</span><span class="token punctuation">]</span> args<span class="token punctuation">)</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        HashTab hashTab <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">HashTab</span><span class="token punctuation">(</span><span class="token number">7</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        String key<span class="token operator">=</span><span class="token string">""</span><span class="token punctuation">;</span>
        Scanner scanner <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Scanner</span><span class="token punctuation">(</span>System<span class="token punctuation">.</span>in<span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean">true</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"add:添加"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"list:显示"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"exit:退出"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"find:查找"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            key<span class="token operator">=</span>scanner<span class="token punctuation">.</span><span class="token function">next</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token keyword">switch</span> <span class="token punctuation">(</span>key<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">case</span> <span class="token string">"add"</span><span class="token operator">:</span>
                    System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"输入id"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    <span class="token keyword">int</span> id<span class="token operator">=</span>scanner<span class="token punctuation">.</span><span class="token function">nextInt</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"输入名字"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    String next <span class="token operator">=</span> scanner<span class="token punctuation">.</span><span class="token function">next</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    Emp emp <span class="token operator">=</span> <span class="token keyword">new</span> <span class="token class-name">Emp</span><span class="token punctuation">(</span>id<span class="token punctuation">,</span> next<span class="token punctuation">)</span><span class="token punctuation">;</span>
                    hashTab<span class="token punctuation">.</span><span class="token function">add</span><span class="token punctuation">(</span>emp<span class="token punctuation">)</span><span class="token punctuation">;</span>
                    <span class="token keyword">break</span><span class="token punctuation">;</span>
                <span class="token keyword">case</span> <span class="token string">"list"</span><span class="token operator">:</span>
                    hashTab<span class="token punctuation">.</span><span class="token function">list</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    <span class="token keyword">break</span><span class="token punctuation">;</span>
                <span class="token keyword">case</span> <span class="token string">"exit"</span><span class="token operator">:</span>
                    System<span class="token punctuation">.</span><span class="token function">exit</span><span class="token punctuation">(</span><span class="token number">0</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                <span class="token keyword">case</span> <span class="token string">"find"</span><span class="token operator">:</span>
                    System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"输入id"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    id<span class="token operator">=</span>scanner<span class="token punctuation">.</span><span class="token function">nextInt</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    hashTab<span class="token punctuation">.</span><span class="token function">findEmpById</span><span class="token punctuation">(</span>id<span class="token punctuation">)</span><span class="token punctuation">;</span>
                <span class="token keyword">case</span> <span class="token string">"dele"</span><span class="token operator">:</span>
                    System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"输入id"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    id<span class="token operator">=</span>scanner<span class="token punctuation">.</span><span class="token function">nextInt</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
                    hashTab<span class="token punctuation">.</span><span class="token function">dele</span><span class="token punctuation">(</span>id<span class="token punctuation">)</span><span class="token punctuation">;</span>
                <span class="token keyword">default</span><span class="token operator">:</span>
                    <span class="token keyword">break</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>

<span class="token keyword">class</span> <span class="token class-name">HashTab</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">private</span> EmpLink<span class="token punctuation">[</span><span class="token punctuation">]</span> empLinks<span class="token punctuation">;</span>
    <span class="token keyword">private</span> <span class="token keyword">int</span> size<span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token function">HashTab</span><span class="token punctuation">(</span><span class="token keyword">int</span> size<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>size<span class="token operator">=</span>size<span class="token punctuation">;</span>
        empLinks<span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">EmpLink</span><span class="token punctuation">[</span>size<span class="token punctuation">]</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>size<span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            empLinks<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token operator">=</span><span class="token keyword">new</span> <span class="token class-name">EmpLink</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">add</span><span class="token punctuation">(</span>Emp emp<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> empLinked<span class="token operator">=</span><span class="token function">hashFun</span><span class="token punctuation">(</span>emp<span class="token punctuation">.</span>id<span class="token punctuation">)</span><span class="token punctuation">;</span>
        empLinks<span class="token punctuation">[</span>empLinked<span class="token punctuation">]</span><span class="token punctuation">.</span><span class="token function">add</span><span class="token punctuation">(</span>emp<span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">list</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">for</span><span class="token punctuation">(</span><span class="token keyword">int</span> i<span class="token operator">=</span><span class="token number">0</span><span class="token punctuation">;</span>i<span class="token operator">&lt;</span>size<span class="token punctuation">;</span>i<span class="token operator">++</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            empLinks<span class="token punctuation">[</span>i<span class="token punctuation">]</span><span class="token punctuation">.</span><span class="token function">list</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">int</span> <span class="token function">hashFun</span><span class="token punctuation">(</span><span class="token keyword">int</span> id<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">return</span> id<span class="token operator">%</span>size<span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">findEmpById</span><span class="token punctuation">(</span><span class="token keyword">int</span> id<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> empLinked<span class="token operator">=</span><span class="token function">hashFun</span><span class="token punctuation">(</span>id<span class="token punctuation">)</span><span class="token punctuation">;</span>
        Emp emp<span class="token operator">=</span>empLinks<span class="token punctuation">[</span>empLinked<span class="token punctuation">]</span><span class="token punctuation">.</span><span class="token function">findById</span><span class="token punctuation">(</span>id<span class="token punctuation">)</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>emp<span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">dele</span><span class="token punctuation">(</span><span class="token keyword">int</span> id<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">int</span> empLinked<span class="token operator">=</span><span class="token function">hashFun</span><span class="token punctuation">(</span>id<span class="token punctuation">)</span><span class="token punctuation">;</span>
        empLinks<span class="token punctuation">[</span>empLinked<span class="token punctuation">]</span><span class="token punctuation">.</span><span class="token function">dele</span><span class="token punctuation">(</span>id<span class="token punctuation">)</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>

<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>

<span class="token keyword">class</span> <span class="token class-name">Emp</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">int</span> id<span class="token punctuation">;</span>
    <span class="token keyword">public</span> String name<span class="token punctuation">;</span>
    <span class="token keyword">public</span> Emp next<span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token function">Emp</span><span class="token punctuation">(</span><span class="token keyword">int</span> id<span class="token punctuation">,</span>String name<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">super</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>id<span class="token operator">=</span>id<span class="token punctuation">;</span>
        <span class="token keyword">this</span><span class="token punctuation">.</span>name<span class="token operator">=</span>name<span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token keyword">class</span> <span class="token class-name">EmpLink</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
    <span class="token keyword">private</span> Emp head<span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">add</span><span class="token punctuation">(</span>Emp emp<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>head<span class="token operator">==</span>null<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            head<span class="token operator">=</span>emp<span class="token punctuation">;</span>
            <span class="token keyword">return</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        Emp curEmp<span class="token operator">=</span>head<span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean">true</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>curEmp<span class="token punctuation">.</span>next<span class="token operator">==</span>null<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">break</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            curEmp<span class="token operator">=</span>curEmp<span class="token punctuation">.</span>next<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        curEmp<span class="token punctuation">.</span>next<span class="token operator">=</span>emp<span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">list</span><span class="token punctuation">(</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>head<span class="token operator">==</span>null<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"为空"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"为"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
        Emp curEmp<span class="token operator">=</span>head<span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean">true</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span>curEmp<span class="token punctuation">.</span>id<span class="token operator">+</span><span class="token string">"   "</span><span class="token operator">+</span>curEmp<span class="token punctuation">.</span>name<span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>curEmp<span class="token punctuation">.</span>next<span class="token operator">==</span>null<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">break</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            curEmp<span class="token operator">=</span>curEmp<span class="token punctuation">.</span>next<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> Emp <span class="token function">findById</span><span class="token punctuation">(</span><span class="token keyword">int</span> id<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>head<span class="token operator">==</span>null<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            System<span class="token punctuation">.</span>out<span class="token punctuation">.</span><span class="token function">println</span><span class="token punctuation">(</span><span class="token string">"链表空"</span><span class="token punctuation">)</span><span class="token punctuation">;</span>
            <span class="token keyword">return</span> null<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        Emp curEmp<span class="token operator">=</span>head<span class="token punctuation">;</span>
        <span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean">true</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>curEmp<span class="token operator">==</span>null<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">break</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>curEmp<span class="token punctuation">.</span>id<span class="token operator">==</span>id<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">break</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            curEmp<span class="token operator">=</span>curEmp<span class="token punctuation">.</span>next<span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token keyword">return</span> curEmp<span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token keyword">public</span> <span class="token keyword">void</span> <span class="token function">dele</span><span class="token punctuation">(</span><span class="token keyword">int</span> id<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
        <span class="token keyword">if</span><span class="token punctuation">(</span>head<span class="token operator">!=</span>null<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token keyword">if</span><span class="token punctuation">(</span>head<span class="token punctuation">.</span>id<span class="token operator">==</span>id<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                head<span class="token operator">=</span>null<span class="token punctuation">;</span>
                <span class="token keyword">return</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token keyword">while</span> <span class="token punctuation">(</span><span class="token boolean">true</span><span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                <span class="token keyword">if</span><span class="token punctuation">(</span>head<span class="token punctuation">.</span>next<span class="token operator">!=</span>null<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">if</span><span class="token punctuation">(</span>head<span class="token punctuation">.</span>next<span class="token punctuation">.</span>id<span class="token operator">==</span>id<span class="token punctuation">)</span><span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                        head<span class="token punctuation">.</span>next<span class="token operator">=</span>head<span class="token punctuation">.</span>next<span class="token punctuation">.</span>next<span class="token punctuation">;</span>
                        <span class="token keyword">break</span><span class="token punctuation">;</span>
                    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
                    head<span class="token operator">=</span>head<span class="token punctuation">.</span>next<span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
                    <span class="token keyword">break</span><span class="token punctuation">;</span>
                <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
            <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span><span class="token keyword">else</span> <span class="token operator">&amp;</span>#<span class="token number">123</span><span class="token punctuation">;</span>
            <span class="token punctuation">;</span>
        <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
    <span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
<span class="token operator">&amp;</span>#<span class="token number">125</span><span class="token punctuation">;</span>
</code></pre>

                
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